Add 6/20 and 28/35
6/20 + 28/35 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
6/20 = 6 × 7/20 × 7 = 42/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
28/35 = 28 × 4/35 × 4 = 112/140 - Add the two like fractions:
42/140 + 112/140 = 42 + 112/140 = 154/140 - 154/140 simplified gives 11/10
- So, 6/20 + 28/35 = 11/10
In mixed form: 11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20+28/35 6/20+56/35 6/40+28/35 6/20+28/70 18/20+28/35 6/20+84/35 6/60+28/35 30/20+28/35 42/20+28/35